Opposite adjectives

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Across
  1. 1. light
  2. 3. sharp
  3. 5. dark
  4. 7. tidy
  5. 9. weak
  6. 10. wrong
  7. 12. expensive
  8. 13. different
Down
  1. 2. full
  2. 4. silent
  3. 6. rough
  4. 8. blunt
  5. 9. sweet
  6. 11. soft
  7. 12. dirty